xref: /linux/Documentation/devicetree/bindings/power/reset/atmel,at91sam9260-shdwc.yaml (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/power/reset/atmel,at91sam9260-shdwc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Microchip AT91 SHDWC Shutdown Controller
8
9maintainers:
10  - Claudiu Beznea <claudiu.beznea@microchip.com>
11
12description: |
13  Microchip AT91 SHDWC shutdown controller controls the power supplies VDDIO
14  and VDDCORE and the wake-up detection on debounced input lines.
15
16properties:
17  compatible:
18    enum:
19      - atmel,at91sam9260-shdwc
20      - atmel,at91sam9rl-shdwc
21      - atmel,at91sam9x5-shdwc
22
23  reg:
24    maxItems: 1
25
26  clocks:
27    maxItems: 1
28
29  atmel,wakeup-mode:
30    description: operation mode of the wakeup mode
31    $ref: /schemas/types.yaml#/definitions/string
32    enum: [ none, high, low, any ]
33
34  atmel,wakeup-counter:
35    description: counter on wake-up 0
36    $ref: /schemas/types.yaml#/definitions/uint32
37    minimum: 0
38    maximum: 15
39
40  atmel,wakeup-rtt-timer:
41    description: enable real-time timer wake-up
42    type: boolean
43
44  atmel,wakeup-rtc-timer:
45    description: enable real-time clock wake-up
46    type: boolean
47
48required:
49  - compatible
50  - reg
51  - clocks
52
53allOf:
54  - if:
55      properties:
56        compatible:
57          contains:
58            const: atmel,at91sam9x5-shdwc
59    then:
60      properties:
61        atmel,wakeup-rtt-timer: false
62
63  - if:
64      properties:
65        compatible:
66          contains:
67            const: atmel,at91sam9260-shdwc
68    then:
69      properties:
70        atmel,wakeup-rtc-timer: false
71
72additionalProperties: false
73
74examples:
75  - |
76    shdwc: poweroff@fffffd10 {
77        compatible = "atmel,at91sam9260-shdwc";
78        reg = <0xfffffd10 0x10>;
79        clocks = <&clk32k>;
80    };
81
82...
83